"""
EU-Utility - Mission Tracker Plugin

Track active missions and progress.
"""

import json
from datetime import datetime
from pathlib import Path

from PyQt6.QtWidgets import (
    QWidget, QVBoxLayout, QHBoxLayout, QLabel,
    QPushButton, QProgressBar, QFrame, QScrollArea
)
from PyQt6.QtCore import Qt

from plugins.base_plugin import BasePlugin
from core.icon_manager import get_icon_manager


class MissionTrackerPlugin(BasePlugin):
    """Track active missions and daily challenges."""
    
    name = "Mission Tracker"
    version = "1.0.0"
    author = "ImpulsiveFPS"
    description = "Track missions, challenges, and objectives"
    hotkey = "ctrl+shift+m"
    
    def initialize(self):
        """Setup mission tracker."""
        self.data_file = Path("data/missions.json")
        self.data_file.parent.mkdir(parents=True, exist_ok=True)
        
        self.missions = []
        self.daily_challenges = []
        
        self._load_data()
    
    def _load_data(self):
        """Load mission data."""
        if self.data_file.exists():
            try:
                with open(self.data_file, 'r') as f:
                    data = json.load(f)
                    self.missions = data.get('missions', [])
                    self.daily_challenges = data.get('daily', [])
            except:
                pass
    
    def _save_data(self):
        """Save mission data."""
        with open(self.data_file, 'w') as f:
            json.dump({
                'missions': self.missions,
                'daily': self.daily_challenges
            }, f, indent=2)
    
    def get_ui(self):
        """Create mission tracker UI."""
        widget = QWidget()
        widget.setStyleSheet("background: transparent;")
        layout = QVBoxLayout(widget)
        layout.setSpacing(15)
        layout.setContentsMargins(0, 0, 0, 0)
        
        # Title
        title = QLabel("📜 Mission Tracker")
        title.setStyleSheet("""
            color: white;
            font-size: 16px;
            font-weight: bold;
        """)
        layout.addWidget(title)
        
        # Active missions section
        active_label = QLabel("Active Missions")
        active_label.setStyleSheet("color: rgba(255,255,255,200); font-size: 12px;")
        layout.addWidget(active_label)
        
        # Mission cards
        self.missions_container = QWidget()
        self.missions_layout = QVBoxLayout(self.missions_container)
        self.missions_layout.setSpacing(10)
        self.missions_layout.setContentsMargins(0, 0, 0, 0)
        
        self._refresh_missions()
        layout.addWidget(self.missions_container)
        
        # Daily challenges
        daily_label = QLabel("Daily Challenges")
        daily_label.setStyleSheet("color: rgba(255,255,255,200); font-size: 12px; margin-top: 10px;")
        layout.addWidget(daily_label)
        
        self.daily_container = QWidget()
        self.daily_layout = QVBoxLayout(self.daily_container)
        self.daily_layout.setSpacing(8)
        self.daily_layout.setContentsMargins(0, 0, 0, 0)
        
        self._refresh_daily()
        layout.addWidget(self.daily_container)
        
        # Add mission button
        add_btn = QPushButton("+ Add Mission")
        add_btn.setStyleSheet("""
            QPushButton {
                background-color: rgba(255, 140, 66, 200);
                color: white;
                padding: 10px;
                border: none;
                border-radius: 4px;
                font-weight: bold;
            }
            QPushButton:hover {
                background-color: rgba(255, 160, 80, 230);
            }
        """)
        add_btn.clicked.connect(self._add_mission)
        layout.addWidget(add_btn)
        
        layout.addStretch()
        return widget
    
    def _create_mission_card(self, mission):
        """Create a mission card widget."""
        card = QFrame()
        card.setStyleSheet("""
            QFrame {
                background-color: rgba(30, 35, 45, 200);
                border: 1px solid rgba(100, 110, 130, 80);
                border-radius: 6px;
            }
        """)
        layout = QVBoxLayout(card)
        layout.setContentsMargins(12, 10, 12, 10)
        layout.setSpacing(8)
        
        # Header
        header = QHBoxLayout()
        
        name = QLabel(mission.get('name', 'Unknown Mission'))
        name.setStyleSheet("color: #ff8c42; font-weight: bold; font-size: 12px;")
        header.addWidget(name)
        
        header.addStretch()
        
        # Complete button
        complete_btn = QPushButton("✓")
        complete_btn.setFixedSize(24, 24)
        complete_btn.setStyleSheet("""
            QPushButton {
                background-color: rgba(76, 175, 80, 150);
                color: white;
                border: none;
                border-radius: 3px;
                font-weight: bold;
            }
            QPushButton:hover {
                background-color: rgba(76, 175, 80, 200);
            }
        """)
        complete_btn.clicked.connect(lambda: self._complete_mission(mission))
        header.addWidget(complete_btn)
        
        layout.addLayout(header)
        
        # Progress
        current = mission.get('current', 0)
        total = mission.get('total', 1)
        pct = min(100, int(current / total * 100))
        
        progress_layout = QHBoxLayout()
        
        progress = QProgressBar()
        progress.setValue(pct)
        progress.setTextVisible(False)
        progress.setFixedHeight(6)
        progress.setStyleSheet("""
            QProgressBar {
                background-color: rgba(60, 70, 90, 150);
                border: none;
                border-radius: 3px;
            }
            QProgressBar::chunk {
                background-color: #ff8c42;
                border-radius: 3px;
            }
        """)
        progress_layout.addWidget(progress, 1)
        
        progress_text = QLabel(f"{current}/{total}")
        progress_text.setStyleSheet("color: rgba(255,255,255,150); font-size: 10px;")
        progress_layout.addWidget(progress_text)
        
        layout.addLayout(progress_layout)
        
        return card
    
    def _create_challenge_card(self, challenge):
        """Create a daily challenge card."""
        card = QFrame()
        card.setStyleSheet("""
            QFrame {
                background-color: rgba(25, 30, 40, 180);
                border: 1px solid rgba(80, 90, 110, 60);
                border-radius: 4px;
            }
        """)
        layout = QHBoxLayout(card)
        layout.setContentsMargins(10, 8, 10, 8)
        layout.setSpacing(10)
        
        # Icon based on type
        icon_mgr = get_icon_manager()
        icon_label = QLabel()
        icon_pixmap = icon_mgr.get_pixmap('sword', size=16)
        icon_label.setPixmap(icon_pixmap)
        icon_label.setFixedSize(16, 16)
        layout.addWidget(icon_label)
        
        # Name
        name = QLabel(challenge.get('name', 'Challenge'))
        name.setStyleSheet("color: white; font-size: 11px;")
        layout.addWidget(name)
        
        layout.addStretch()
        
        # Progress
        current = challenge.get('current', 0)
        total = challenge.get('total', 1)
        pct = min(100, int(current / total * 100))
        
        progress = QProgressBar()
        progress.setValue(pct)
        progress.setTextVisible(False)
        progress.setFixedSize(60, 4)
        progress.setStyleSheet("""
            QProgressBar {
                background-color: rgba(60, 70, 90, 150);
                border: none;
                border-radius: 2px;
            }
            QProgressBar::chunk {
                background-color: #ffc107;
                border-radius: 2px;
            }
        """)
        layout.addWidget(progress)
        
        text = QLabel(f"{current}/{total}")
        text.setStyleSheet("color: rgba(255,255,255,120); font-size: 10px;")
        layout.addWidget(text)
        
        return card
    
    def _refresh_missions(self):
        """Refresh mission display."""
        # Clear existing
        while self.missions_layout.count():
            item = self.missions_layout.takeAt(0)
            if item.widget():
                item.widget().deleteLater()
        
        # Add missions
        for mission in self.missions:
            card = self._create_mission_card(mission)
            self.missions_layout.addWidget(card)
    
    def _refresh_daily(self):
        """Refresh daily challenges."""
        while self.daily_layout.count():
            item = self.daily_layout.takeAt(0)
            if item.widget():
                item.widget().deleteLater()
        
        for challenge in self.daily_challenges:
            card = self._create_challenge_card(challenge)
            self.daily_layout.addWidget(card)
    
    def _add_mission(self):
        """Add a new mission."""
        # Add sample mission
        self.missions.append({
            'name': 'Oratan Payback Mission III',
            'current': 0,
            'total': 100,
            'type': 'kill',
            'target': 'Oratan Prospector Bandits',
            'added': datetime.now().isoformat()
        })
        self._save_data()
        self._refresh_missions()
    
    def _complete_mission(self, mission):
        """Mark mission as complete."""
        if mission in self.missions:
            self.missions.remove(mission)
            self._save_data()
            self._refresh_missions()
    
    def parse_chat_message(self, message):
        """Parse mission progress from chat."""
        # Look for mission progress
        # Example: "Mission updated: 12/100 Oratan Prospector Bandits"
        for mission in self.missions:
            target = mission.get('target', '')
            if target and target in message:
                # Extract progress
                import re
                match = re.search(r'(\d+)/(\d+)', message)
                if match:
                    mission['current'] = int(match.group(1))
                    mission['total'] = int(match.group(2))
                    self._save_data()
                    self._refresh_missions()